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Sierra 18-3551 Thermostat for Mercruiser V8 Engines 142°F

Manufacturer

Sierra

Picture for manufacturer Sierra

Part Number

18-3551
10 reviews
04/23/2036 9:02 AM
Sale Price

$15.29

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Sierra 18-3551 is a precision-engineered replacement thermostat designed for marine applications. This thermostat opens at 142 degrees Fahrenheit, providing optimal engine temperature regulation for reliable performance on the water.

Key Features:

  • 142°F opening temperature for precise cooling system control
  • Direct replacement for OEM Mercruiser thermostats
  • Corrosion-resistant construction for marine environments
  • Engineered to meet or exceed OEM specifications

Compatibility:

  • Fits 1986 and newer V8 Chrysler marine engines equipped with Rochester carburetors
  • Compatible with Ford 302 and 351 cubic inch displacement marine engines

Maintaining proper engine temperature is critical for performance and longevity. This Sierra thermostat ensures your cooling system operates within the correct temperature range, preventing overheating while allowing the engine to reach optimal operating temperature quickly.

Products specifications

Rating: Temperature

142°

Replaces

Mercury 59137, 807252T1 Chrysler 4142885 Crusader 96319 Pleasurecraft R026002E

Good

Wish I could see all the parts with a real representative picture

Easy to find part and verify fit, price is low shipping not outrageous.

great resource for me and my restoration project. Be here shopping again.

Great prices easy to pay with paypal express

A few back and forth pages to get it right

Cheapest I could find anywhere !!!

QUICK AND EASY

Customer Service was excellent. Their online website provided accurate product description and when I called to double check, the gentlemen handled my request with ease and professionalism. Thank you for providing the best pricing on great automotive products. My wife and I purchased a WeatherTech trunk liner that would have cost me over $100 retail price but was able to purchase from Autoplicity for much less!!! Thanks guys and keep up the good work!!

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